$ git clone -n https://gitee.com/duan_pj/gcc.git /var/lib/mock/dist-an7_9-updates-build-299693-65893/root/chroot_tmpdir/scmroot/gcc
Cloning into '/var/lib/mock/dist-an7_9-updates-build-299693-65893/root/chroot_tmpdir/scmroot/gcc'...
error: RPC failed; curl 18 transfer closed with outstanding read data remaining
fatal: the remote end hung up unexpectedly
fatal: early EOF
fatal: index-pack failed